IBM Stock Plunges More Than 25% After Preannounced Earnings Shake Investor Confidence International News IBM Stock Plunges More Than 25% After Preannounced Earnings Shake Investor Confidence G-Entertainment July 15, 2026 0 IBM Stock Plunges More Than 25% After Preannounced Earnings Shake Investor Confidence International Business Machines (IBM) experienced... Read More Read more about IBM Stock Plunges More Than 25% After Preannounced Earnings Shake Investor Confidence